| Infosys Lecture Series By Prof. David Wales (FRS) from University of Cambridge, U.K. | 22-04-2024 | 24-04-2024 |
| Analytic and Combinatorial Number Theory | 20-03-2024 | 30-03-2024 |
| Workshop on Harmonic Analysis: Fourier Multipliers and Related Topics | 19-02-2024 | 02-03-2024 |
| Infosys Lecture Series by Professor Jean-Marc Deshouillers | 12-02-2024 | 14-02-2024 |
| Workshop on Group Theory and Around | 14-12-2023 | 20-12-2023 |
| Harish-Chandra Centenary Celebrations 2023 | 02-10-2023 | 18-10-2023 |
| Infosys Lecture Series by Professor Jean-Marc Deshouillers | 22-02-2023 | 25-02-2023 |
| Conference on Algebraic Geometry | 12-12-2022 | 16-12-2022 |
| Infosys Lecture Series by Professor M. Ram Murty | 10-12-2022 | 19-12-2022 |
| NCM workshop on Elliptic Curves, Elliptic functions and Transcendence | 24-11-2022 | 03-12-2022 |
| Online course on Local Arithmetic, Convener(s): Prof. Chandan Singh Dalawat, HRI and Dr. Supriya Pisolkar, IISER, Pune | 18-01-2021 | 21-05-2021 |
| Mini-Workshop on Bundles, Cycles, and Motives at HRI | 05-03-2020 | 10-03-2020 |
| The third program in the series `International conference on class groups of number fields and related topics` (ICCGNFRT) | 16-10-2019 | 19-10-2019 |
| AFS-I- Annual Foundation School - I (HRI 2019) | 06-05-2019 | 01-06-2019 |
| School on `Group Cohomology` | 23-03-2019 | 31-03-2019 |
| Advanced Instructional School on Lie Algebras (AIS LA-2018) | 10-12-2018 | 29-12-2018 |
| International Conference on Class Groups of Number Fields and Related Topics (ICCGNFRT-2018) | 08-10-2018 | 11-10-2018 |
| Lecture series `About Piatetski-Shapiro sequences, old and new` by Professor Jean-Marc Deshouillers from IMB, ENSC, Bordeaux INP, France | 26-09-2018 | 29-09-2018 |
| International Conference on Class Groups of Number Fields and Related Topics (ICCGNFRT) to be held at Harish-Chandra Research Institute, Allahabad, India, during 4th September, 2017 to 7th September, 2017 | 04-09-2017 | 07-09-2017 |
| Combinatorics and Number Theory Meet at HRI | 19-02-2017 | 23-02-2017 |
| Workshop on Geometry and Analysis on CR manifolds | 10-10-2016 | 17-10-2016 |
| Two Days Number Theory Meet | 06-09-2016 | 07-09-2016 |
| Triveni Number Theory Meet @HRI (Algebric, Analytic and Transcendental Number Theory). The conference/meet dates are now preponed to March 4-8, 2016 due to some unavoidable circumstances | 11-03-2016 | 16-03-2016 |
| Workshop on Geometry and Topology | 02-11-2015 | 07-11-2015 |
| Conference on Infinite Dimensional Lie Theory and its Applications | 15-12-2014 | 20-12-2014 |
| Workshop on Symplectic Geometry and Contact Topology | 01-12-2014 | 12-12-2014 |
| AIS on Combinatorics | 28-04-2014 | 17-05-2014 |
| Instructional School on Schur Multiplier and related topics | 01-03-2014 | 08-03-2014 |
| Discussion Meeting on Algebraic Curves | 19-02-2014 | 05-03-2014 |
| ISL Workshop on Topology and Geometry | 16-12-2013 | 28-12-2013 |
| International Conference on Group Theory and Lie Theory | 19-03-2012 | 21-03-2012 |
| International Meeting on Number Theory Celebrating the 60th Birthday of Professor R. Balasubramanian | 15-12-2011 | 20-12-2011 |
| RMS 26th Annual Conference and Workshops | 27-09-2011 | 05-10-2011 |
| ATM Workshop in Lie Groups and Lie Algebras (ATMW) | 22-08-2011 | 27-08-2011 |
| International Workshop on Groups, Actions, Computations | 01-09-2010 | 12-09-2010 |
| Discussion Meeting on Finite Fields and Coding Theory | 02-11-2009 | 14-11-2009 |
| International Conference in Mathematics (HRI-ICM)2009 | 07-03-2009 to 08-03-2009 and 16-03-2009 to 20-03-2009 |
| Discussion Meeting on Modular Forms | 21-02-2009 | 06-03-2009 |
| Discussion Meeting on Additive Combinatorics | 16-01-2009 | 31-01-2009 |
| Advanced Instructional School (AIS) on Compact Lie groups and their representations | 17-11-2008 | 29-11-2008 |
| Advanced Instructional School (AIS) in Analytic and Algebraic Number Theory | 03-12-2007 | 28-12-2007 |
| International Conference on Number Theory and Cryptography | 23-02-2007 | 27-02-2007 |
| International Conference on Number Theory | 01-12-2006 | 05-12-2006 |
| Advanced Foundational School (AFS) - II | 03-12-2004 | 30-12-2004 |
| Iwasawa theory for Hilbert modular forms | 01-01-0001 | 01-01-0001 |
| Current trends in Mathematics - In the memory of Harish-Chandra | September 1993 |
| International conference on Algebraic Geometry | January 1999 |
| International Conference on Number Theory | December 2000 |
| International Conference on Commutative Algebra | December 2003 |
| International Conference on Teichmuller Spaces | January 2005 |
| International Conference on Infinite Dimensional Lie Algebras and Its Applications | December 2005 |
| Advanced instructional Workshop on ``Algebraic Number Theory'' | November 2000 |
| Workshop on Computational aspects in Commutative Algebra | December 2003 |
| 9th Discussion meeting on ``Harmonic Analysis'' | October 2005 |
| 9th Discussion meeting on Harmonic Analysis | October 2005 |
| ICM Satellite workshop on Modular Forms | August 2010 |
| Mathematics Training and Talent Search Programme (MTTS) - `O' Level | May 2010 |
An Aided Institute of the Department of Atomic Energy, Government of India
